... spot and future exchange 即期与远期外汇 ventilation and gas exchange通气及气体交换 authentication and key exchange 鉴别和密钥交换 ...
双语例句
1
Objective To investigate the exercise ability and pulmonary ventilationandgasexchange function during exercise test in type 2 diabetic patients.
目的探讨糖尿病患者运动能力及其运动时肺的通气与气体交换功能的变化。
2
Objective To develop an automatic device for ventilationandgasexchange in hyperbaric oxygen chamber in order to avoid of the defects in manual operation.
目的研究高压氧舱的自动通风换气系统，解决手动控制的各种弊端。
3
Method The automatic ventilationandgasexchange system consisted of 2 electronic modulators, alternating current contactor, 1 switch, 1 oxygen meter and some seamless steel tubes.